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低压配电网络线损计算方法研究

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针对配电网管理要求的不断提高,线损的准确计算越来越重要,因此,文章分别介绍等值电阻法、分相等值电阻法、电压损失率法3 种计算方法,说明各算法优缺点,选取实际三相不平衡低压配电网作为案例,通过分析得到:在计算三相不平衡低压配电网负荷时,采用分相等值电阻法的计算结果最精确,可以提高供电公司的经济效益,具有一定的应用价值.
Research on line loss calculation methods for low voltage distribution networks
In response to the continuous improvement of requirements for distribution network management,accurate calculation of line loss is becoming increasingly important.Therefore,this article introduces three calculation methods:equivalent resistance method,split phase equivalent resistance method,and voltage loss rate method.An actual three-phase unbalanced low-voltage distribution network is selected as a case study.Through analysis,it is found that when calculating the load of three-phase unbalanced low-voltage distribution network,the calculation results using the sub item equivalent resistance method are the most accurate,which can improve the economic benefits of power supply companies and has certain application value.

distribution networkline losssplit phase equivalent resistance methodeconomic performance

李尚卿

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甘肃定西职业技术学院,甘肃 定西 730500

配电网 线损 分相等值电阻法 经济效益

2024

无线互联科技
江苏省科学技术情报研究所

无线互联科技

影响因子:0.263
ISSN:1672-6944
年,卷(期):2024.21(18)
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